Speakers are a crucial part of any audio system, and improper use can easily lead to damage. Below are 9 common bad habits identified by technicians. Avoiding these will help extend the life of your audio equipment and reduce unnecessary losses.
Continuing to Use Damaged Speakers
Using speakers after damage without checking crossover points can worsen the situation. If you hear distortion even with a clean input signal, it’s a sign the speaker needs repair.
Frequent Hard Feedback
That sharp, piercing feedback not only hurts your ears but also damages the speaker. Always set the volume to the minimum before turning on the system, and avoid sudden volume spikes to prevent excessive current from damaging the driver unit.
Insufficient Speaker Quantity
Don’t push a small system beyond its limits. If the required sound pressure level or coverage isn’t achieved, add more speakers instead of overloading the existing ones.
Using Indoor Systems for Outdoor Events
Outdoor sound reinforcement typically requires at least 12 dB more output than indoors, and often 20 dB more. Indoor systems simply cannot meet this demand.
Excessive Use of Equalization
The classic “smiley face” EQ curve is harmful. EQ should be used to cut frequencies, not boost them. Need more highs? Reduce lows. Need more lows? Reduce highs.
Improper Use of Compressors/Limiters
Excessive compression or limiting shortens both audio quality and the lifespan of your compressor.
Insufficient Headroom
Lack of headroom leads to clipping, which can damage compression drivers. Always ensure your system has enough power reserve.
Long-Term Inactivity
Avoid leaving speakers unused for long periods. Operate them at least a few times per month, for about an hour each time. This helps remove internal moisture and prevents issues such as static fatigue or capacitor leakage.
Clipping Before the Active Speaker Input
This often results from improper gain staging or excessive mixer output. Check your levels to avoid distortion before the signal reaches the powered speaker.